trillion

noun

tril·​lion ˈtri(l)-yən How to pronounce trillion (audio)
1
: a number equal to 1,000 times one billion see Table of Numbers
2
: an indeterminately large number
a trillion mosquitoes out tonight
trillion adjective
trillionth adjective or noun

Examples of trillion in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
With trillions in dry powder and a mandate to create outsized returns, PE firms are integrating AI across their portfolios to drive both top-line growth and operational efficiencies. Prakash Pasupathy, Forbes.com, 23 May 2025 The concern among bond investors is that the legislation would add trillions to the U.S. budget deficit over the next decade. Natasha Abellard, CNBC, 22 May 2025 And the bill would also add trillions to the national debt. Philip Elliott, Time, 22 May 2025 That adds to the cost of a bill that has been criticized by some experts and lawmakers as introducing new tax breaks that could outstrip any savings in the legislation and trillions to the U.S. debt. Alain Sherter, CBS News, 22 May 2025 See All Example Sentences for trillion

Word History

Etymology

French, from tri- + -illion (as in million)

First Known Use

1690, in the meaning defined at sense 1

Time Traveler
The first known use of trillion was in 1690

Browse Nearby Words

Cite this Entry

“Trillion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trillion. Accessed 28 May. 2025.

Kids Definition

trillion

noun
tril·​lion ˈtril-yən How to pronounce trillion (audio)
1
: a number equal to 1,000 times one billion see number
2
: a very large number
a trillion mosquitoes out tonight
trillion adjective
trillionth adjective
trillionth noun

More from Merriam-Webster on trillion

Last Updated: - Updated example sentences
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